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From: SJ Park <sj@kernel.org>
Cc: SJ Park <sj@kernel.org>,
	Andrew Morton <akpm@linux-foundation.org>,
	damon@lists.linux.dev, linux-kernel@vger.kernel.org,
	linux-mm@kvack.org
Subject: [RFC PATCH 2/6] mm/damon/core: s/accesses_bp_to_nr_accesses/sample_bp_to_count/
Date: Mon,  6 Jul 2026 21:38:22 -0700	[thread overview]
Message-ID: <20260707043828.97900-3-sj@kernel.org> (raw)
In-Reply-To: <20260707043828.97900-1-sj@kernel.org>

accesses_bp_to_nr_accesses() actually converts a positive samples ratio
to the count.  Rename it to better describe what it really does and not
confusing for more general uses.

Signed-off-by: SJ Park <sj@kernel.org>
---
 mm/damon/core.c | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/mm/damon/core.c b/mm/damon/core.c
index e710e2789085e..ca530faaa4f83 100644
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -876,11 +876,11 @@ static unsigned int damon_age_for_new_attrs(unsigned int age,
 	return age * old_attrs->aggr_interval / new_attrs->aggr_interval;
 }
 
-/* convert access ratio in bp (per 10,000) to nr_accesses */
-static unsigned int damon_accesses_bp_to_nr_accesses(
-		unsigned int accesses_bp, struct damon_attrs *attrs)
+/* convert sample ratio in bp (per 10,000) to count */
+static unsigned int damon_sample_bp_to_count(
+		unsigned int bp, struct damon_attrs *attrs)
 {
-	return accesses_bp * damon_nr_samples_per_aggr(attrs) / 10000;
+	return bp * damon_nr_samples_per_aggr(attrs) / 10000;
 }
 
 /*
@@ -899,7 +899,7 @@ static unsigned int damon_nr_accesses_to_accesses_bp(
 static unsigned int damon_nr_accesses_for_new_attrs(unsigned int nr_accesses,
 		struct damon_attrs *old_attrs, struct damon_attrs *new_attrs)
 {
-	return damon_accesses_bp_to_nr_accesses(
+	return damon_sample_bp_to_count(
 			damon_nr_accesses_to_accesses_bp(
 				nr_accesses, old_attrs),
 			new_attrs);
-- 
2.47.3


  parent reply	other threads:[~2026-07-07  4:39 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-07-07  4:38 [RFC PATCH 0/6] mm/damon: update probe hits for runtime parameter commits SJ Park
2026-07-07  4:38 ` [RFC PATCH 1/6] mm/damon/core: s/damon_max_nr_accesses()/damon_nr_samples_per_aggr()/ SJ Park
2026-07-07  4:38 ` SJ Park [this message]
2026-07-07  4:38 ` [RFC PATCH 3/6] mm/damon/core: s/nr_accesses_to_accesses_bp/sample_count_to_bp/ SJ Park
2026-07-07  4:38 ` [RFC PATCH 4/6] mm/damon/core: s/nr_accesses_for_new_attrs/nr_samples_for_new_attrs/ SJ Park
2026-07-07  4:38 ` [RFC PATCH 5/6] mm/damon/core: update probe hits for new parameter commit SJ Park
2026-07-07  4:38 ` [RFC PATCH 6/6] mm/damon/core: handle unreset probe_hits in probe_hits_mvsum() SJ Park

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